Chemical preparations for medical purposes; chemical preparations for pharmaceutical purposes; chemical preparations for veterinary purposes, chemico-pharmaceutical preparations; surgical tissues; haemostatic preparations; antihaemophilic factor; blood clotting powder; dressing with blood clotting properties; pharmaceutical preparations; plasters, materials for dressings; medical dressings; surgical dressings; absorbable surgical dressings; blood clotting, absorbable surgical dressings.